Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 5411010. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency.This direct-fit catalytic converter is designed to fit the 2004-2008 Mercury Grand Marquis, 2004-2008 Ford Crown Victoria, and additional vehicles. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.

This Part Fits:

Year	Make	Model	Submodel
2004-2008	Ford	Crown Victoria	Base
2006-2008	Ford	Crown Victoria	Fleet
2004-2008	Ford	Crown Victoria	LWB
2004-2008	Ford	Crown Victoria	LX
2004-2006	Ford	Crown Victoria	LX Sport
2004-2008	Ford	Crown Victoria	Police Interceptor
2004-2005	Ford	Crown Victoria	S
2005	Ford	Crown Victoria	Special Edition
2006-2007	Lincoln	Town Car	Designer Series
2004-2010	Lincoln	Town Car	Executive
2004-2011	Lincoln	Town Car	Executive L
2004-2006	Lincoln	Town Car	Protection Series
2004-2007	Lincoln	Town Car	Signature
2005-2011	Lincoln	Town Car	Signature L
2005-2011	Lincoln	Town Car	Signature Limited
2004	Lincoln	Town Car	Ultimate
2004	Lincoln	Town Car	Ultimate L
2004-2008	Mercury	Grand Marquis	GS
2005	Mercury	Grand Marquis	GSL
2005	Mercury	Grand Marquis	Limited Edition
2004-2008	Mercury	Grand Marquis	LS
2005	Mercury	Grand Marquis	Ultimate Edition